Windows has an effective firewall built in, your home network adds another layer, and your security suite comes with a firewall. Is the third-party personal firewall utility dead?
Total Defense Ultimate Internet Security offers excellent protection (licensed from Bitdefender) for macOS and Android devices, along with decent protection for Windows devices.
Kaspersky Security Cloud Free offers full-scale malware protection along with some suite-level features. It gets superb scores from the independent labs, and it won't cost you a penny.
Kaspersky Anti-Virus takes perfect or near-perfect scores from all the independent testing labs, and it aced our hands-on ransomware protection test. It remains an antivirus Editors' Choice.